for (_, old_monitor) in old_monitors.iter() {
let mut w = test_utils::TestVecWriter(Vec::new());
old_monitor.write(&mut w).unwrap();
- let (_, deserialized_monitor) = <(BlockHash, ChannelMonitor<EnforcingSigner>)>::read(
+ let (_, deserialized_monitor) = <(Option<BlockHash>, ChannelMonitor<EnforcingSigner>)>::read(
&mut ::std::io::Cursor::new(&w.0), self.keys_manager).unwrap();
deserialized_monitors.push(deserialized_monitor);
}